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added support for cpu time used field in tcb

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This commit is contained in:
Joel Sherrill
1996-10-15 21:38:43 +00:00
parent f8c63338c3
commit 27f0d42495
2 changed files with 32 additions and 0 deletions
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16
c/src/exec/score/src/thread.c
View File

@@ -518,6 +518,7 @@ boolean _Thread_Initialize(
the_thread->resource_count = 0; the_thread->resource_count = 0;
the_thread->real_priority = priority; the_thread->real_priority = priority;
the_thread->Start.initial_priority = priority; the_thread->Start.initial_priority = priority;
the_thread->ticks_executed = 0;
_Thread_Set_priority( the_thread, priority ); _Thread_Set_priority( the_thread, priority );
@@ -945,12 +946,27 @@ void _Thread_Tickle_timeslice( void )
executing = _Thread_Executing; executing = _Thread_Executing;
/*
* Increment the number of ticks this thread has been executing
*/
executing->ticks_executed++;
/*
* If the thread is not preemptible or is not ready, then
* just return.
*/
if ( !executing->is_preemptible ) if ( !executing->is_preemptible )
return; return;
if ( !_States_Is_ready( executing->current_state ) ) if ( !_States_Is_ready( executing->current_state ) )
return; return;
/*
* The cpu budget algorithm determines what happens next.
*/
switch ( executing->budget_algorithm ) { switch ( executing->budget_algorithm ) {
case THREAD_CPU_BUDGET_ALGORITHM_NONE: case THREAD_CPU_BUDGET_ALGORITHM_NONE:
break; break;

16
cpukit/score/src/thread.c
View File

@@ -518,6 +518,7 @@ boolean _Thread_Initialize(
the_thread->resource_count = 0; the_thread->resource_count = 0;
the_thread->real_priority = priority; the_thread->real_priority = priority;
the_thread->Start.initial_priority = priority; the_thread->Start.initial_priority = priority;
the_thread->ticks_executed = 0;
_Thread_Set_priority( the_thread, priority ); _Thread_Set_priority( the_thread, priority );
@@ -945,12 +946,27 @@ void _Thread_Tickle_timeslice( void )
executing = _Thread_Executing; executing = _Thread_Executing;
/*
* Increment the number of ticks this thread has been executing
*/
executing->ticks_executed++;
/*
* If the thread is not preemptible or is not ready, then
* just return.
*/
if ( !executing->is_preemptible ) if ( !executing->is_preemptible )
return; return;
if ( !_States_Is_ready( executing->current_state ) ) if ( !_States_Is_ready( executing->current_state ) )
return; return;
/*
* The cpu budget algorithm determines what happens next.
*/
switch ( executing->budget_algorithm ) { switch ( executing->budget_algorithm ) {
case THREAD_CPU_BUDGET_ALGORITHM_NONE: case THREAD_CPU_BUDGET_ALGORITHM_NONE:
break; break;